Home / 180,121.47-270,181.84-169,160.50

Finding the Fourth Proportional to 180,121.47, 270,181.84 and 169,160.50

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Solution

The fourth proportional to 180,121.47, 270,181.84 and 169,160.50 is: 253,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,121.47 : 270,181.84 = 169,160.50 : x
  2. Step 2: Convert to fraction form
    180,121.47/270,181.84 = 169,160.50/x
  3. Step 3: Cross multiply
    180,121.47x = 270,181.84 × 169,160.50
  4. Step 4: Simplify right side
    180,121.47x = 45,704,092,948.61
  5. Step 5: Solve for x
    x = 45,704,092,948.61/180,121.47
  6. Step 6: Final answer
    x = 253,740.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.